Flush valve casing



FIG. 1 is a left front perspective view of one embodiment of a flush valve casing in accordance with the present invention;

FIG. 2 is a right front perspective view thereof;

FIG. 3 is a front perspective view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a front side view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a left front perspective view of an alternative embodiment of a flush valve casing in accordance with the present invention;

FIG. 10 is a right front perspective view thereof;

FIG. 11 is a front perspective view thereof;

FIG. 12 is a left side view thereof;

FIG. 13 is a front side view thereof;

FIG. 14 is a right side view thereof;

FIG. 15 is a top plan view thereof; and,

FIG. 16 is a bottom plan view thereof.

The broken lines shown in the drawings are included for the purpose of illustrating a portion of the casing that forms no part of the claimed design. 

The ornamental design for a flush valve casing, as shown and described. 